date, RIR, IPv4 adoption, IPv6 adoption
20211130, lacnic,  0.3334,  0.3993
20211130, afrinic,  0.1738,  0.0591
20211130, arin,  0.2317,  0.2002
20211130, apnic,  0.2115,  0.1499
20211130, ripencc,  0.5067,  0.3314